Nozzle extension



FIG. 1 is a side elevational view of a nozzle extension showing my new design, the opposite side being a mirror image;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof, and;

FIG. 5 is a front elevational view thereof.

The broken lines are shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a nozzle extension, as shown and described. 